Easier - Wind is air that moves over the earth's surface. Wind is moving air. Wind can move so softly that it can hardly be felt. Or it may blow so hard and fast that it smashes over trees and...
Lesson Plans by subject matter and grade level.
ExploreLearning.com offers the world's largest library of interactive online simulations for math and science education in grades 3-12
Web-based lab activities that enhance the learning and teaching of Geology and other Earth and Environmental Science topics for introductory College and High School courses.
NESEA's K-12 Education Department offers several educational materials including curriculum guides, hands-on activities, and other resources. Some units are free and downloadable through prior grant...
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